/*
 * Copyright 2024 LinQingYing. and contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * The use of this source code is governed by the Apache License 2.0,
 * which allows users to freely use, modify, and distribute the code,
 * provided they adhere to the terms of the license.
 *
 * The software is provided "as-is", and the authors are not responsible for
 * any damages or issues arising from its use.
 *
 */

package com.linqingying.cangjie.ide.codeinsight

import com.linqingying.cangjie.highlighter.CangJieQuickFixProvider
import com.linqingying.cangjie.psi.CjElement
import com.intellij.codeInsight.daemon.QuickFixActionRegistrar
import com.intellij.codeInsight.quickfix.UnresolvedReferenceQuickFixProvider
import com.intellij.injected.editor.VirtualFileWindow
import com.intellij.psi.PsiReference

class CangJieUnresolvedReferenceQuickFixProvider : UnresolvedReferenceQuickFixProvider<PsiReference>() {
    override fun registerFixes(reference: PsiReference, registrar: QuickFixActionRegistrar) {
        val element = reference.element as? CjElement ?: return

        val quickFixProvider =  CangJieQuickFixProvider.getInstance(element.project)
        val documentWindow = (element.containingFile.virtualFile as? VirtualFileWindow)?.documentWindow

        quickFixProvider.createUnresolvedReferenceQuickFixesForElement(element)
            .forEach { (diagnosticElement, quickFixes) ->
                val textRange = diagnosticElement.textRange
                val textRangeInHost = documentWindow?.injectedToHost(textRange) ?: textRange
                for (quickFix in quickFixes) {
                    registrar.register(textRangeInHost, quickFix, null)
                }
            }
    }

    override fun getReferenceClass(): Class<PsiReference> = PsiReference::class.java

}
